////////////////////////////////////////////////////////////////
//
// Beschreibung: Onmouseover
//
////////////////////////////////////////////////////////////////


function button_onmouseout(imgNummer) {
  if (version != "rollover_ok") return;

  		var dummy1 = eval("button" + imgNummer + "aus.src");
				document ["button" + imgNummer].src = dummy1;
				return;
}

function button_onmouseover(imgNummer) {
if (version != "rollover_ok") return;

  		var dummy1 = eval("button" + imgNummer + "an.src");
				document ["button" + imgNummer].src = dummy1;
				return;
}

  var browserName = navigator.appName;
  var browserVer = parseInt(navigator.appVersion);

  if (browserName == "Microsoft Internet Explorer" && browserVer <= 3 ) {
var version = "rollover_not_ok";
} else {
var version = "rollover_ok";

  var button1aus = new Image(64,24);
  var button2aus = new Image(90,24);
  var button3aus = new Image(120,24);
  var button4aus = new Image(110,24);
  var button5aus = new Image(100,24);

  var button1an = new Image(64,24);
  var button2an = new Image(90,24);
  var button3an = new Image(120,24);
  var button4an = new Image(110,24);
  var button5an = new Image(100,24);

  button1aus.src = "/images/navi/1a.gif";
  button2aus.src = "/images/navi/2a.gif";
  button3aus.src = "/images/navi/3a.gif";
  button4aus.src = "/images/navi/4a.gif";
  button5aus.src = "/images/navi/5a.gif";
 
  button1an.src = "/images/navi/1b.gif";
  button2an.src = "/images/navi/2b.gif";
  button3an.src = "/images/navi/3b.gif";
  button4an.src = "/images/navi/4b.gif";
  button5an.src = "/images/navi/5b.gif";


}